Author: Aamir Ejaz

17th August 2026 · General
17th August 2026 · General

Coaxing Hexagonal Silicon-Germanium (SiGe) to emit light for laser action

by Aamir Ejaz

1. Why we need a silicon laser in the first place? Every time you stream a video, send an email, browse the internet or read this blog post, your data is for part of its journey, travelling as pulses of light through optical fibres. The lasers that generate this light are not made of silicon. […]